Also, remove signatures from primref. Now the record is reverted to the one in the main ChezScheme version. And lift most of the code outside the cptypes function. original commit: 8f4384e0a5e1e9b383f65e097d6088b30d8069e5
signatures
primref.ss, primvars.ss original commit: 0d044806bd5c645bf2c4caf701c2615d6150f8bf
7.ss, scheme.1.in, comments of many files original commit: 06f858f9a505b9d6fb6ca1ac97234927cb2dc641
original commit: 47a210c15c63ba9677852269447bd2f2598b51fe